Valve



FIG. 1 shows a perspective view from one end, the top and one side of a design of a valve;

FIG. 2 shows a perspective view from the opposite end, the top and the opposite side of the design of the valve;

FIG. 3 shows a view from one side of the design of the valve;

FIG. 4 shows a view from the opposite side of the design of the valve;

FIG. 5 shows a top plan view of the design of the valve;

FIG. 6 shows a bottom plan view of the design of the valve;

FIG. 7 shows a view from one end of the design of the valve; and,

FIG. 8 shows a view from the opposite end of the design of the valve.

The broken line showing of unclaimed portions of the valve form no part of the claimed design. 

I claim the ornamental designs for a valve, as shown and described. 